From ef65f405e8c7715d293f79847df58772d10c65c6 Mon Sep 17 00:00:00 2001
From: Kenny <gh@alias.kdco.llc>
Date: Wed, 14 Jan 2026 21:17:41 -0500
Subject: [PATCH] fix: clean up session cursor state on session deletion

Add resetMessageCursor call in session.deleted handler to prevent
unbounded memory growth from orphaned cursor entries.
---
 src/index.ts | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/index.ts b/src/index.ts
index c4f3bb25..9f4871ef 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -73,7 +73,7 @@ import { BackgroundManager } from "./features/background-agent";
 import { SkillMcpManager } from "./features/skill-mcp-manager";
 import { initTaskToastManager } from "./features/task-toast-manager";
 import { type HookName } from "./config";
-import { log, detectExternalNotificationPlugin, getNotificationConflictWarning } from "./shared";
+import { log, detectExternalNotificationPlugin, getNotificationConflictWarning, resetMessageCursor } from "./shared";
 import { loadPluginConfig } from "./plugin-config";
 import { createModelCacheState, getModelLimit } from "./plugin-state";
 import { createConfigHandler } from "./plugin-handlers";
@@ -445,6 +445,7 @@ const OhMyOpenCodePlugin: Plugin = async (ctx) => {
         }
         if (sessionInfo?.id) {
           clearSessionAgent(sessionInfo.id);
+          resetMessageCursor(sessionInfo.id);
           firstMessageVariantGate.clear(sessionInfo.id);
           await skillMcpManager.disconnectSession(sessionInfo.id);
           await lspManager.cleanupTempDirectoryClients();